Adding metadata to media files will help to make them queryable and extend the content horizon in which those files are uploaded.

A user is always able to provide specific information about a file in form of annotations but certain data can be retrieved automatically and autonomously to build a better information platform about files and their content.

While not enabled by default, the following properties are suggested to be added to configuration parameter $smwgPageSpecialPropertiesSets the page related special properties to be used so that rudimentary information about a file can be stored and made available out-of-the box:

The Elasticseach store (SMWElasticStore) provides a functionality to parse the entire content of a file outside of the wiki and is able to transfer back some metadata to the wiki. If enabled, it adds a file attachment container which holds data from the "Apache Tika" plugin1 and provides information (if provided by the file) about: